Results 231 to 240 of about 2,785,039 (292)

Balancing Injection and Short‐Channel Effects in Organic Permeable Base Transistors via Thickness Scaling

open access: yesAdvanced Electronic Materials, EarlyView.
Organic permeable base transistors are shown to benefit from balanced control of the semiconductor layers above and below the permeable base. Simulations and experiments indicate that the top semiconductor layer affects charge injection and lateral transfer length, while the bottom layer modulates the collector‐induced short‐channel effects.
Sun‐Woo Jo   +4 more
wiley   +1 more source

Harnessing the VO2 Phase Transition for Automatic Gain Control in Transimpedance Amplifiers

open access: yesAdvanced Electronic Materials, EarlyView.
A nanoscale VO2‐based volatile switch integrated into a transimpedance‐amplifier feedback loop dynamically lowers gain when input current rises, preventing saturation and extending dynamic range. Rapid self‐recovery restores high sensitivity without external reset circuitry.
Amir Gildor   +3 more
wiley   +1 more source

Broadband Near‐Field Computational Microwave Imaging Enabled by Nonperiodic Dispersive Unit‐Cell Loading in a Passive Metasurface

open access: yesAdvanced Electronic Materials, EarlyView.
A compact passive engineered surface converts changes in microwave frequency into many distinct illumination patterns, allowing nearby objects to be imaged without mechanical scanning, active tuning, or a large antenna array. Operating from 18 to 28 GHz, the single‐port system uses measured field patterns to reconstruct metallic targets and distinguish
Mohammed H. Arif   +6 more
wiley   +1 more source

Controlling colloidal flow through a microfluidic Y-junction. [PDF]

open access: yesCommun Phys
Antonov AP   +5 more
europepmc   +1 more source

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